电源拓扑结构为主动式PFC+全桥LLC谐振+同步整流+DC toDC架构，很成熟和完整的方案。 HCG-850电源的风扇面，底面和模组接口面为黑色设计，其它侧面 ...

The drawback to a dc-to-dc converter is that it is a switched-mode circuit and can induce switching noise into its output voltage. Extremely noise-sensitive circuits should not be supplied by dc-todc ...

Thus, besides its tell-all catalog for English-speaking subscribers, the streamer has significant options for non-English ...

Spain deploys 5,000 more soldiers as death toll from devastating floods hits 211 - An unknown number of people remain missing ...